As ice covers a region of land, it reflects sunlight back out through the atmosphere instead of absorbing it as heat. The surrounding air cools, causing more ice to form.
Positive Feedback
What cycle is being described:
Magma flows up to the surface and cools into solid rock, which gets eroded into small pieces, and eventually forms new rock.
Rock cycle
(all 3 rocks)
Referring to the water cycle:
What is the name of the process that occurs when molecules of water are heated by the sun?
Evaporation
Referring to the water cycle:
An increase of ________ causes an increase of clouds.
Evaporation
True or false:
The inner core is made from iron, which causes the magnetic field, the outer core is nickel
False (inner/outer)
Animals belong to what sphere?
Biosphere
What landform is created when the cryosphere and the geosphere interact?
-oceans, deltas, icebergs or valleys
Valleys
What is the best way to stay safe during a hurricane storm?
(stay indoors, evacuate the area, stay in a car, or stay lower to the ground)
Evacuate the area
What type of gases trap solar energy before it escapes to help insulate Earth?
(Trace gases, nitrogen or oxygen)
Trace gases
How do crystal formations most likely form in a cave that water runs through?
(from lava or magma, organic materials, minerals in liquid solution or pressure acting on the other minerals)
minerals in liquid solution
Which of the following landforms is formed by constructive forces:
-arch
-bay
-cave
-dunes
Dunes
What sphere has to do with the formation of clouds?
The Hydrosphere
What happens to hurricanes soon after they reach land away from the ocean?
(stop, speed up, lose energy, gain energy)
Lose energy
What happens to the weather once it reaches the dew point?
(condensation, precipitation, evaporation, transpiration)
Condensation
Which type of plate movement can result in the formation of sedimentary rocks?
*oceanic or continental
Continental plates move together
True or false:
River water from the hydrosphere carries and causes a buildup of sediment from the geosphere creating a delta.
True
Where does snow go after it falls?
(becomes condensation, absorbed by plants, stored in the aquifer, or collects in rivers, lakes and streams)
Collects in rivers, lakes and streams
Which part of the water cycle would be affected by a change in the biosphere, such as a forest fire?
Transpiration
What are the 4 layers of earth in order from the surface to the center?
Crust, mantle, outer core, inner core
In an earthquake, what type of waves do not travel through a liquid?
*P-waves or S-waves
S-waves
True or false?
An Earth system is the different parts of Earth working together to sustain life.
True
What spheres are positively and negatively affected by a volcano erupting?
All spheres
Which type of front forms when a warm air mass gets caught between two cold air masses?
Occluded front
What type of rock contains fossils?
Sedimentary
Molten magma moves upward, and as it rises and cools near Earth's surface it begins to move outward and then downward...what is the cause of this process
Convection currents